Ilex paraguariensis

Plant of the Month: Yerba Mate

The biological and cultural profile of mate has affected its global expansion, unlike other plants native to the Americas, such as cacao and maize.
Illustration of two house sparrows

Words for Birds

From the meaning of birdsong to the history of birdwatching, from the effects of climate change to the cunning of crows—our bird stories have it all.
illustration of a boat on a river that was part of the dunbar-hunter expedition in 1804-1805.

Thomas Jefferson’s Gourmand Explorers

Jefferson’s government organized several western expeditions. Some carried luxurious supplies of food, some enjoyed local hospitality, and some nearly starved to death.
The Thames Police

Creating the “Criminal Class”

In the late eighteenth century, Glasgow magistrate Patrick Colquhoun argued that immoral living had created a distinct class of people with weak characters.
Etching of Catherine of Aragon by Wenceslaus Hollar (Bohemian, 1607-1677)

Catherine of Aragon: Europe’s First Female Ambassador

Remembered as the wife Henry VIII brushed aside for Anne Boleyn, Catherine of Aragon was viewed as a strong leader and diplomat in her own lifetime.
A street dog in Varanasi city, India

Our Most Popular Stories of 2022

Personality tests, street dogs, underwater treasures, and a natural history of dragons.
Edgar Allan Poe with some seashell illustrations from The Conchologist’s First Book

Edgar Allan Poe (Sort of) Wrote a Book About Seashells

The American writer was an enthusiast of the sciences, which may explain his decision to “adapt” a text about seashells for publication under his own name.
Flat vector illustration created from paper cut elements, hand drawn doodles and textures depicting mass surveillance and thin line between privacy and security concept.

Aspymmetrical Powers: Economic and Cyber Espionage

The lack of global governance over some acts of economic and cyber espionage is likely an intentional choice, one with varying benefits for state actors.
Sandy Hook Lighthouse

To the Lighthouses: A Path to Nationhood

Instilling confidence among merchants and ship captains was an area in which most agreed the new federal authority could and should act.
Bromus diandrus and Bromus tectorum in Zion National Park

The Greening of the Great Basin

The growth of grass in a desert might not seem problematic, but the introduction of invasive species can disrupt plant, animal, and human inhabitants.